package com.sky.controller.admin;

import com.sky.constant.MessageConstant;
import com.sky.result.Result;
import com.sky.utils.AliOssUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.UUID;

@RestController
@Slf4j
@Api(tags = "公共接口")
@RequestMapping("/admin/common")
public class CommonController {

    @Autowired
    private AliOssUtil aliOssUtil;

    /**
     * 文件上传
     * @return
     */
    @PostMapping("/upload")
    @ApiOperation("文件上传")
    public Result<String> upload(MultipartFile file)  {
        log.info("接收图片：{}",file);

        //获取原始文件名
        String originalFilename = file.getOriginalFilename();
        //截取出扩展名
        String extName = originalFilename.substring(originalFilename.lastIndexOf("."));
        //目标：新建一个唯一的文件名
        String newFileName = UUID.randomUUID().toString()+extName;

        String url = null;
        try {
            url = aliOssUtil.upload(file.getBytes(), newFileName);
            return Result.success(url);
        } catch (IOException e) {
            e.printStackTrace();
            log.info("上传文件失败");
        }

        return Result.error(MessageConstant.UPLOAD_FAILED);
    }

}
